Record up to 47 hours and 35 minutes in LP mode with 128MB of built-in flash memory. Compatible with Dragon NaturallySpeaking® Preferred Voice to Print software, the all-aluminum ICD-SX57DR9 lets you play back your recording and watch as your words appear on the screen. It's also perfect for business meetings or class lectures­just record it all and take better notes later in the comfort of your home. An innovative Voice Operated Recording (VOR) mode saves valuable recording time by stopping during pauses in a lecture, and begins again without missing a syllable.

Olympus VN4100PC

Record over 144 hours of uninterrupted audio on the VN-4100PC then transfer files to your PC with speed and ease by way of the direct PC Link. With one simple cable connection, files can be transferred to a computer and be organized, listened to, and even emailed to friends and family. The compact design makes it functional and portable.

I need some comments as to which one should I get?



I personally prefer the Sony one. haha..